165807540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 530846400

約数和(自身を除く): 365038860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 139, 141, 180, 188, 235, 270, 278, 282, 417, 423, 470, 540, 556, 564, 695, 705, 834, 846, 940, 1251, 1269, 1390, 1410, 1668, 1692, 2085, 2115, 2209, 2502, 2538, 2780, 2820, 3753, 4170, 4230, 4418, 5004, 5076, 6255, 6345, 6533, 6627, 7506, 8340, 8460, 8836, 11045, 12510, 12690, 13066, 13254, 15012, 18765, 19599, 19881, 22090, 25020, 25380, 26132, 26508, 32665, 33135, 37530, 39198, 39762, 44180, 58797, 59643, 65330, 66270, 75060, 78396, 79524, 97995, 99405, 117594, 119286, 130660, 132540, 176391, 195990, 198810, 235188, 238572, 293985, 298215, 307051, 352782, 391980, 397620, 587970, 596430, 614102, 705564, 881955, 921153, 1175940, 1192860, 1228204, 1535255, 1763910, 1842306, 2763459, 3070510, 3527820, 3684612, 4605765, 5526918, 6141020, 8290377, 9211530, 11053836, 13817295, 16580754, 18423060, 27634590, 33161508, 41451885, 55269180, 82903770, 165807540]

約数ペア:

[(1, 165807540), (2, 82903770), (3, 55269180), (4, 41451885), (5, 33161508), (6, 27634590), (9, 18423060), (10, 16580754), (12, 13817295), (15, 11053836), (18, 9211530), (20, 8290377), (27, 6141020), (30, 5526918), (36, 4605765), (45, 3684612), (47, 3527820), (54, 3070510), (60, 2763459), (90, 1842306), (94, 1763910), (108, 1535255), (135, 1228204), (139, 1192860), (141, 1175940), (180, 921153), (188, 881955), (235, 705564), (270, 614102), (278, 596430), (282, 587970), (417, 397620), (423, 391980), (470, 352782), (540, 307051), (556, 298215), (564, 293985), (695, 238572), (705, 235188), (834, 198810), (846, 195990), (940, 176391), (1251, 132540), (1269, 130660), (1390, 119286), (1410, 117594), (1668, 99405), (1692, 97995), (2085, 79524), (2115, 78396), (2209, 75060), (2502, 66270), (2538, 65330), (2780, 59643), (2820, 58797), (3753, 44180), (4170, 39762), (4230, 39198), (4418, 37530), (5004, 33135), (5076, 32665), (6255, 26508), (6345, 26132), (6533, 25380), (6627, 25020), (7506, 22090), (8340, 19881), (8460, 19599), (8836, 18765), (11045, 15012), (12510, 13254), (12690, 13066)]